If your hair became wavy because of a shift in gene expression or the like, it may never change back. If it changed with the onset of puberty, to feel too stressed out about it; it may change back when your hormones settle down. (If it didn't change at puberty, you may or may not be out of luck; genetics can be tricky). In the meantime, there is little you can do besides encourage or force it to tend towards straightness. Below is a list of things that may make it a bit straighter:
Good luck!
Bcoz he became old
Get back with that person you loved before.
Some times after chemotherapy. My hair came in curly, but it only lasted till my hair was cut the second time. My hair had always been straight before that. Some people will always have curly hair and some will go back to straight
Yes
Grasp lever and pull straight out. it goes back in, by pushing it in.
On a racing circuit or running track, a back straight is a straight portion opposite the finishing line.
No. It'll grow back just as it was before you shaved it, but the stubble will feel a bit coarser at first.
It's a physical change.. it can go back to the way it was before.
Why would you be straight again? People don't change from gay to straight and back again, unless they are bisexual. Who are you attracted to? Who do you love? Who are your sexual fantasies about? That should give you some answer to your question.
no sitting up straight is not good for your back leaning back is the best
Egypt was called Egypt both before and after it became a Roman province. It had previous names far back in its long history, but Egypt was the name used for it in Roman times.
Your fish can be put straight back in the tank after using dechlorinator, as long as you have not performed a whole water change. A 30% water change every 2 weeks is recommended, and putting your fish back in the tank straight after this change of dechlorinated water shouldn't do them any harm, just as it hasn't done any harm to my 3 healthy barbs (1 rosy, 2 odessas.